code: def test_styblinksitang() -> None:
      np.random.seed(12)
      data = [
          0.662,
          -0.217,
          -0.968,
          1.867,
          0.101,
          0.575,
          0.199,
          1.576,
          1.006,
          0.182,
          -0.092,
          0.466,
      ]
      value = corefuncs._styblinksitang(np.array(data), noise=0.1)
      np.testing.assert_almost_equal(value, 421.374940, decimal=5)
  
file_path: nevergrad/nevergrad/functions/test_corefuncs.py
imports: import typing
  import numpy
  from nevergrad.common import testing
  from .None import corefuncs
label_desc: Use image node_id 6 for calling a global function with example usage: test_styblinksitang() without return types